Gear Hobbing Machine - Vertical

max. wheel diameter 180 mm︱table diameter 145 mm︱max. module 3 (5) ︱table rotation speed 800 U/min︱axial movement Z-axis 250 mm︱milling head -swivable +/- 45 °︱power capacity - milling spindle 15/23 kW︱milling spindle speeds (infinitely variable) 6000 U/min︱milling cutter diameter 90 mm︱cutter length max. 200 mm︱min. number of teeth 4 ︱Control Siemens 840D ︱workpiece weight 15 kg︱workpiece length - max. 500 mm︱total power requirement ca 55 kW︱weight of the machine ca. 11,5 t︱

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equipped with: - CNC Control Liebherr LH 90 / Siemens 840D SL - Load Table - 180 Deg. Loader - Skiving - Hydraulic Work Clamping - Chip Conveyor - Hydraulic System - Hydraulic Chiller - Coolant System - Hob Arbor - Panel Air - Steady approx only 1800h working hours

max. wheel diameter 260 mm︱gear width 300 mm︱max. module 5 ︱min. module 0.5 ︱Control Siemens 840 D ︱total power requirement 99 kW︱weight of the machine ca. 20 t︱dimensions of the machine ca. 3 x 4 x 4 m︱

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max. wheel diameter 8000 mm︱gear width - mm︱max. module 30 ︱min. module - ︱milling spindle drive 52 kW︱diameter of hob 500 mm︱cutter length max. 600 mm︱tangential adjustment 600 mm︱milling head -swivable +/- 45 °︱milling head speed 200 U/min︱table rotation speed 10 U/min︱table diameter 3200 mm︱table hole 700 x 1150 mm︱table load 100 t︱feeds 1500 mm/min︱axial adjustment 350 - 2350 mm︱Distance Milling Axis - Table Axis 550 - 4350 mm︱control Siemens Sinumerik 840 D ︱total power requirement 200 kW︱weight of the machine ca. 135 t︱

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equipped with: - 6-axis CNC-control Siemens Sinumerik 840D - External milling head - Internal milling head 52kW - table top (extension) 6000mm - Measuring system Renishaw LP2 - chip conveyor 4770h:Power On Hours, 1652h: Control connected, 587h: Head working

max. wheel diameter 299 mm︱gear width 122 mm︱max. module 3 ︱min. module 1 ︱Control 840D ︱total power requirement 30 kW︱weight of the machine ca. 7.5 t︱dimensions of the machine ca. 2x2x2 m︱

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max. wheel diameter 400 mm︱gear width 275 mm︱max. module 8 ︱milling slide travel 310 mm︱table diameter 400 mm︱table hole 80 mm︱diameter of hob 160 mm︱cutter length max. 160 mm︱milling spindle speeds (infinitely variable) 80 - 500 U/min︱shifting 126 mm︱feeds - axial 0,20 - 4,00 mm/WU︱feeds - radial 0,05 - 2,00 mm/WU︱feeds - tangential 0,08 - 1,5 mm/WU︱total power requirement 20,4 kW︱weight of the machine ca. 6 t︱dimensions of the machine ca. 2,8 x 2,6 x 2,1 m︱

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Machine was overhauled and modernized in 2009 by Welter - SPS control - Feeder - counterholder - chip conveyor - change gears - div. milling cutter

max. wheel diameter 130 mm︱gear width - mm︱max. module 3 ︱min. module ︱table speed max. 1.000 min-1︱axial travel max. 350 mm︱milling head swivelling angle +/- 45 Grad︱milling head ︱power capacity 11,5 kW︱milling spindle speeds 4.000 U/min︱hob dia. - max. 100 mm︱electrical supply data ︱power requirement 48 kVA︱operating frequency 50 Hz︱control voltage 24 V DC︱control SIEMENS 840 D ︱total power requirement - kW︱weight of the machine ca. 9,5 t︱dimensions of the machine ca. 2,2 x 3,1 x 2,9 m︱

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equipment • constructed for dry machining • hydraulic power unit • magnetic belt conveyor • exhausting unit make REVEN • heat exchanger for hydraulic oil temperature control system (without cooler unit) • counterholder with lowering equipment and vertical adjustability • swivelling ring loader with pickup unit (without conveyor belt) • deburring unit

max. wheel diameter 130 mm︱gear width 250 mm︱max. module 3 ︱min. module 0,5 ︱Control Siemens 840 D︱milling spindle speeds (infinitely variable) 125-1250 U/min︱table turning speeds max. 1000 U/min︱milling cutter dia. x width 110x273x32 mm︱total power requirement 49 kW︱weight of the machine ca. 11 t︱dimensions of the machine ca. 4x3x3 m︱

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max. wheel diameter 130 mm︱gear width 250 mm︱max. module 3 ︱min. module 0,5 ︱Control Siemens 840 D︱milling spindle speeds (infinitely variable) 125-1250 U/min︱table turning speeds max.1000 U/min︱milling cutter dia. x width 110x273x32 mm︱total power requirement 49 kW︱weight of the machine ca. 11 t︱dimensions of the machine ca. 4x3x3 m︱

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max. wheel diameter 130 mm︱gear width 180 mm︱max. module 3 ︱min. module 0.5 ︱total power requirement 9 kW︱weight of the machine ca. 15 t︱dimensions of the machine ca. 3 x 4 x 4 m︱

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max. wheel diameter 125 mm︱gear width 250 mm︱max. module 3 ︱min. module 0.3 ︱Control 840 ︱total power requirement 840C kW︱weight of the machine ca. 9 t︱dimensions of the machine ca. 5 x 3 x 3 m︱

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max. wheel diameter 350 mm︱gear width 200 mm︱max. module 8 ︱min. module - ︱Control SIEMENS ︱total power requirement - kW︱weight of the machine ca. 9,4 t︱dimensions of the machine ca. 4,2 x 2,3 x 2,65 m︱

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max. wheel diameter 320 mm︱gear width 220 mm︱max. module 5 ︱min. module 0,5 ︱control Siemens 840 C︱total power requirement 45 kW︱weight of the machine ca. 9,5 t︱dimensions of the machine ca. m︱

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max. wheel diameter 125 mm︱gear width 250 mm︱max. module 3 ︱min. module 0.3 ︱Control 840 ︱total power requirement 840C kW︱weight of the machine ca. 9 t︱dimensions of the machine ca. 4 x 5 x 3 m︱

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max. wheel diameter 200 mm︱gear width 250 mm︱max. module 3-5 ︱min. module 0,5 ︱Control Siemens 840 C︱milling spindle speeds infinitely variable 125-1250 U/min︱drive milling spindle 15 kW︱total power requirement 45 kW︱weight of the machine ca. 7,5 t︱dimensions of the machine ca. 4,4x2,35x2,66 m︱

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Loading unit, tailstock.

max. wheel diameter - mm︱gear width - mm︱max. module - ︱min. module - ︱Control Siemens ︱total power requirement - kW︱weight of the machine ca. - t︱dimensions of the machine ca. - m︱

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max. wheel diameter 200 mm︱gear width 250 mm︱max. module 3-5 ︱min. module 0,5 ︱Control Siemens 840 C︱drive milling spindle 15 kW︱milling spindle speeds (infinitely variable) 125-1250 U/min︱total power requirement 45 kW︱weight of the machine ca. 7,5 t︱dimensions of the machine ca. 4,4x2,35x2,66 m︱

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max. wheel diameter 80 mm︱gear width 120 mm︱max. module 3 ︱min. module 1 ︱control SIEMENS 840 C ︱total power requirement 30 kW︱weight of the machine ca. 7500 t︱dimensions of the machine ca. m︱

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L I E B H E R R CNC – Controlled Gear Hobbing Machine Type LC 82 Baujahr 1995 Ser.-Nr. 0836 ______________________________________________________ Gear-Diam. max. 80 mm Module Range 1 - 3 Helix Angle +/- 45 ° Distance Table Center to Tool Center 15 – 160 mm Hobbing Head Slide stroke vertical 250 mm Tangential Travel / Shift Travel of Tool slide 180 mm Minimum Number of Teeth 3 (!) Hob Size max. Ø x length approx. 90 - 200 mm Taper of Hob spindle HSK 50 A Workpiece Clamping length (table/Tailstock) 250 mm Infeed rates axial/radial/tangential/ 20/4/5/ mm/WP rev. Hob speed steplessly adjustable 0 – 800 rpm Hob Spindle Drive 8 kW - Total Load approx. 30 kW - 400 V – 50 Hz Total weight of Machine approx. 7.500 kg Special attachments / accessories: • SIEMENS - CNC-Control Model 840 C for 6 axis (i.e. Hob drive/table drive/ swivel angle of hob head/ Radial axis/Axial Axis/ Tangential Axis ) with a surface especially designed for the gear manufacturing with error display function. • Automatic and contactless tooth meshing device to adjust the hob into workpiece. • Automatic Shifting of hob slide. • Automatic Workpiece handling system Model SSL for high speed loading and unloading of Workpieces, consisting of a steel chain3,, for workpiece carriers and 3-fold WP-Gripper for blanks, for the machining position and for unloading of finished parts onto the steel band. Actual Workpiece size to be machined: approx.. Ø 30 x 120 mm length, helix gear sprocket. Clamping of workpiece between centers by a mechanical, cam controlled quill in tailstock. • complete workarea protection with one sliding door, chip conveyor, small coolant device, oil dust Absorber, WP Carrier, etc. The Machine can be also used for dry cutting. Condition : Satisfactory to Good . Machine can be inspected under power here in stock. Delivery : Ex stock, as inspected. Payment : Net, after conclusion of contract.

max. wheel diameter 4000 mm︱gear width 1800 mm︱max. module 40 ︱min. module 4 ︱Control Liebherr ︱total power requirement 110 kW︱weight of the machine ca. 68 t︱dimensions of the machine ca. 200qm m︱

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max. wheel diameter 1800 mm︱gear width 1000 mm︱max. module 24 ︱min. module 0 ︱Control SIEMENS Sinumerik 3 M-B ︱total power requirement 70 kW︱weight of the machine ca. 25 t︱dimensions of the machine ca. m︱

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max. wheel diameter 500 mm︱gear width 400 mm︱max. module 12 ︱min. module ︱milling spindle speeds (infinitely variable) 45 - 480 U/min︱min. number of teeth 8 ︱milling head -swivable +/- 50 °︱feed Z-Achse 0,01 - 20 mm/WU︱feed X-Achse 0,01 - 4 mm/WU︱feed V-Achse 0,01 - 5 mm/WU︱rapid traverse 2000 / 3000/ 1000 mm/min︱table diameter 420 mm︱table load capacity 50000 N︱Control CNC Liebherr ︱total power requirement 43 kVA︱weight of the machine ca. 9 t︱dimensions of the machine ca. m︱

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- 5 axis CNC Control Liebherr - complete covering - chip coveyor - single indexing device - AutoLoad Turret

max. wheel diameter 4400 mm︱gear width 645 mm︱max. module 35 ︱Control Siemens ︱main drive motor 37 kW︱table diameter 2500 mm︱max.helical angle +/- 30 °︱workpiece weight 40000 kg︱total power requirement 142 kVA︱weight of the machine ca. 75 t︱dimensions of the machine ca. m︱

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max. wheel diameter 1600 mm︱gear width 1000 mm︱max. module 16/22 ︱min. module 2 ︱table diameter 1200 mm︱Control FAGOR CNC 8050/55 M ︱spindle turning speed range 8 - 250 U/min︱total power requirement 81 / 63 kVA︱weight of the machine ca. 18 t︱dimensions of the machine ca. 5,6 x 4,7 x 4,5 m︱

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overhauled/modernized in 2001 equipped with: - CNC Control FAGOR CNC 8050/55 M - SChip Conveyor - with max. wheel diameter from 1600 mm

max. wheel diameter 2000/3000 mm︱gear width 1200 mm︱max. module 30/40 ︱min. module 2 ︱table diameter 2500 mm︱table load capacity 400 kN︱hob dia. - max. 450 x 500 mm︱milling spindle speeds 10 - 165 U/min︱hob length max. 500 mm︱tip circle diameter 2050 mm︱tooth helical angle min/max 0 - 45 °︱center distance betw. workpiece-tool min/max. 150 - 1750 mm︱milling slide swivelling 50 Grad︱distance table / counter stay 1050 - 2050 mm︱shifting 300 mm︱workpiece weight 40 t︱table bore diameter 800 mm︱depth of hole 1100 mm︱main drive motor 37 kW︱min. workpiece diameter 290 mm︱

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Gear Hobbing Machine ( rebuilt 2006 ) equipped with: - CNC continuous path control Siemens Sinumerik 3 M for 4 axis (A/Y/X/Z) with electronic hand wheel, with incremental measuring systems, digital position displays and integrated programmable control (SPS). - Siemens Simodrive 611 - Automatic work cycles for axial, radial and tangential hobbing, crown/taper hobbing etc. - movable control panel - Universal hob head - set of change gears for differential gear and indexing (approx. 115pcs) - max workpiece dia with outer steady 2000mm, - tailstock column with tailstockarm, steadyrest support, dia 290 / 625 mm, - chip conveyor - paperband filter - cooling unit - Rexroth hydraulic - arbors (7) - levelling shoes (37) - automatic single indexing device 2006 partl. rebuilt (e.g. new ball screw spindle with screw nut) in excellent working condition

max. wheel diameter 750 mm︱gear width 700 mm︱max. module 14 ︱min. module ︱total power requirement 40 kW︱weight of the machine ca. 13 t︱dimensions of the machine ca. m︱

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